化简计算下列式子
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eaa84e58f3b698a5b424f8bed51b139.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eaa84e58f3b698a5b424f8bed51b139.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e40a250da4db74c84f4a0fa0bd9b800d.png)
更新时间:2023-12-05 22:57:25
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相似题推荐
解答题-证明题
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适中
(0.65)
【推荐1】已知函数
.
(1)证明:
;
(2)若
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/585dcceddb1b3d07043f5ce8870f1ae2.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52131a9ef40f6723f83f3078e744b6e4.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47f8c8e4cfd60c1793cfa4526d1fc853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/865e549bf066f3ff4d2774f9da5633a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐1】函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6f4ec6324186c84ebee8b31da41ce47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c133106460061f7a6ab4997fc616650.png)
(1)求方程
的解;
(2)若函数
的最小值为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6f4ec6324186c84ebee8b31da41ce47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c133106460061f7a6ab4997fc616650.png)
(1)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3047d4ab078dafc06c047bcbf0a6ffaf.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-计算题
|
适中
(0.65)
解题方法
【推荐2】不用计算器计算:
(1)
;
(2)化简:
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d63e6cac79f959c0d01a19981dbeb67.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/227361b7b44a93f71c29576b9a731917.png)
您最近一年使用:0次